AD9517-4ABCPZ Detailed explanation of pin function specifications and circuit principle instructions

The AD9517-4ABCPZ is a high-performance Clock generator and jitter cleaner manufactured by Analog Devices, Inc. It is used in applications such as clock synthesis, frequency translation, and jitter reduction in high-speed digital and analog systems.

Package Type:

The AD9517-4ABCPZ comes in a 100-lead LQFP (Low-profile Quad Flat Package), with a lead pitch of 0.5mm. This package has 100 pins in total.

Pin Function Specifications & Circuit Principle

Below is a detailed explanation of the pin functions and specifications for the AD9517-4ABCPZ in a 100-lead LQFP package:

Pin Number Pin Name Pin Type Description 1 VDD Power Power supply for the core circuitry. 2 GND Ground Ground for the device. 3 CLK_IN Input External clock input for the device. 4 CLK_SEL Input Clock source selection. 5 REF_IN Input Reference clock input. 6 VDD Power Power supply for the core circuitry. 7 GND Ground Ground for the device. 8 REF_OUT Output Reference clock output. 9 VDD Power Power supply for the core circuitry. 10 GND Ground Ground for the device. 11 PFD_OUT Output Phase Frequency Detector output. 12 VDD Power Power supply for the core circuitry. 13 GND Ground Ground for the device. 14 CLK_OUT Output Clock output. 15 VDD Power Power supply for the core circuitry. 16 GND Ground Ground for the device. 17 EN Input Enable input for the clock generator. 18 VDD Power Power supply for the core circuitry. 19 GND Ground Ground for the device. 20 SENSE Input Frequency sensing input. 21 VDD Power Power supply for the core circuitry. 22 GND Ground Ground for the device. 23 PLL_EN Input PLL enable for the device. 24 VDD Power Power supply for the core circuitry. 25 GND Ground Ground for the device. 26 RESET Input Reset input for the device. 27 VDD Power Power supply for the core circuitry. 28 GND Ground Ground for the device. 29 SYNC Input Synchronization input. 30 VDD Power Power supply for the core circuitry. 31 GND Ground Ground for the device. 32 STATUS Output Status output for device operation. 33 VDD Power Power supply for the core circuitry. 34 GND Ground Ground for the device. 35 OUT_EN Input Output enable input. 36 VDD Power Power supply for the core circuitry. 37 GND Ground Ground for the device. 38 OUT_SEL Input Output selection input. 39 VDD Power Power supply for the core circuitry. 40 GND Ground Ground for the device. 41 CLK_SEL2 Input Clock selection for multiple clocks. 42 VDD Power Power supply for the core circuitry. 43 GND Ground Ground for the device. 44 VCO_EN Input VCO enable for the device. 45 VDD Power Power supply for the core circuitry. 46 GND Ground Ground for the device. 47 VCO_SEL Input VCO selection for device operation. 48 VDD Power Power supply for the core circuitry. 49 GND Ground Ground for the device. 50 PLL_SEL Input PLL selection input. 51 VDD Power Power supply for the core circuitry. 52 GND Ground Ground for the device. 53 PFD_IN Input Phase Frequency Detector input. 54 VDD Power Power supply for the core circuitry. 55 GND Ground Ground for the device. 56 VCO_OUT Output VCO output for clock generation. 57 VDD Power Power supply for the core circuitry. 58 GND Ground Ground for the device. 59 CLK_EN Input Clock enable input. 60 VDD Power Power supply for the core circuitry. 61 GND Ground Ground for the device. 62 VCO_EN2 Input VCO enable for the second VCO input. 63 VDD Power Power supply for the core circuitry. 64 GND Ground Ground for the device. 65 SENSE2 Input Frequency sensing input for the second VCO. 66 VDD Power Power supply for the core circuitry. 67 GND Ground Ground for the device. 68 PLL_IN Input PLL input for clock synchronization. 69 VDD Power Power supply for the core circuitry. 70 GND Ground Ground for the device. 71 REF_SEL Input Reference clock source selection. 72 VDD Power Power supply for the core circuitry. 73 GND Ground Ground for the device. 74 LOCK Output Lock output indicating PLL lock status. 75 VDD Power Power supply for the core circuitry. 76 GND Ground Ground for the device. 77 GND Ground Ground for the device. 78 VDD Power Power supply for the core circuitry. 79 GND Ground Ground for the device. 80 VCO2_OUT Output Second VCO output for clock generation. 81 VDD Power Power supply for the core circuitry. 82 GND Ground Ground for the device. 83 PFD_SEL Input Phase Frequency Detector selection. 84 VDD Power Power supply for the core circuitry. 85 GND Ground Ground for the device. 86 LOCK2 Output Lock output indicating PLL2 lock status. 87 VDD Power Power supply for the core circuitry. 88 GND Ground Ground for the device. 89 VCO_SEL2 Input Second VCO selection. 90 VDD Power Power supply for the core circuitry. 91 GND Ground Ground for the device. 92 GND Ground Ground for the device. 93 VDD Power Power supply for the core circuitry. 94 GND Ground Ground for the device. 95 CLK_SEL3 Input Third clock selection for device operation. 96 VDD Power Power supply for the core circuitry. 97 GND Ground Ground for the device. 98 SYNC2 Input Second synchronization input. 99 VDD Power Power supply for the core circuitry. 100 GND Ground Ground for the device.

20 Frequently Asked Questions (FAQ):

Q1: What is the AD9517-4ABCPZ device? A1: The AD9517-4ABCPZ is a clock generator and jitter cleaner designed by Analog Devices for high-performance clock synthesis and frequency translation.

Q2: How many pins does the AD9517-4ABCPZ package have? A2: The AD9517-4ABCPZ has 100 pins.

Q3: What is the package type of the AD9517-4ABCPZ? A3: The AD9517-4ABCPZ is in a 100-lead LQFP (Low-profile Quad Flat Package).

Q4: What type of clock sources can the AD9517-4ABCPZ handle? A4: The device can accept external clock inputs and has selectable clock sources for its operation.

Q5: What is the purpose of the CLKSEL pin? A5: The CLKSEL pin is used for selecting the clock source for the device.

Q6: How does the REFIN pin work? A6: The REFIN pin is used to provide the reference clock input to the device for synchronization.

Q7: What is the function of the RESET pin? A7: The RESET pin is used to reset the device during operation.

Q8: What are the power supply requirements for the AD9517-4ABCPZ? A8: The device requires multiple power supply pins (VDD) for operation, with ground (GND) pins for reference.

Q9: What does the PLLEN pin do? A9: The PLLEN pin is used to enable or disable the PLL function within the device.

Q10: How is synchronization achieved in the AD9517-4ABCPZ? A10: Synchronization is achieved using the SYNC pin, which allows for external synchronization signals.

Q11: What does the LOCK output pin indicate? A11: The LOCK pin indicates whether the PLL has successfully locked to the reference signal.

Q12: How do I select a specific VCO? A12: The VCO_SEL pin is used to select the appropriate VCO within the device.

Q13: What is the role of the PFDOUT pin? A13: The PFDOUT pin outputs the phase frequency detector's result.

Q14: Can I use the AD9517-4ABCPZ for clock generation in high-speed systems? A14: Yes, the AD9517-4ABCPZ is designed for high-speed clock generation and jitter cleaning.

Q15: What is the CLKOUT pin used for? A15: The CLKOUT pin is used to output the generated clock signal.

Q16: What is the function of the STATUS pin? A16: The STATUS pin outputs the operational status of the AD9517-4ABCPZ.

Q17: How does the AD9517-4ABCPZ handle external clock inputs? A17: The device can accept external clock signals via the CLK_IN pin.

Q18: Is there a way to disable the clock outputs? A18: Yes, the OUT_EN pin allows you to enable or disable the clock outputs.

Q19: Can the AD9517-4ABCPZ be used in frequency synthesizer applications? A19: Yes, the AD9517-4ABCPZ is well-suited for frequency synthesis and clock generation.

Q20: What is the significance of the GND pins? A20: The GND pins provide the necessary grounding for the proper operation of the AD9517-4ABCPZ.